reason

Indicates that this request would exceed the number of allowed entities for the AdWords
account. The exact entity type and limit being checked can be inferred from
accountLimitType.

CAMPAIGN_LIMIT

Indicates that this request would exceed the number of allowed entities in a Campaign.
The exact entity type and limit being checked can be inferred from
accountLimitType, and the numeric id of the Campaign involved is given by
enclosingId.

ADGROUP_LIMIT

Indicates that this request would exceed the number of allowed entities in
an ad group. The exact entity type and limit being checked can be
inferred from accountLimitType, and the numeric id of the ad group
involved is given by enclosingId.

AD_GROUP_AD_LIMIT

Indicates that this request would exceed the number of allowed entities in an ad group ad.
The exact entity type and limit being checked can be inferred from accountLimitType,
and the enclosingId contains the ad group id followed by the ad id, separated by a
single comma (,).

AD_GROUP_CRITERION_LIMIT

Indicates that this request would exceed the number of allowed entities in an ad group
criterion. The exact entity type and limit being checked can be inferred from
accountLimitType, and the enclosingId contains the ad group id followed by
the criterion id, separated by a single comma (,).

SHARED_SET_LIMIT

Indicates that this request would exceed the number of allowed entities in
this shared set. The exact entity type and limit being checked can be
inferred from accountLimitType, and the numeric id of the shared
set involved is given by enclosingId.

MATCHING_FUNCTION_LIMIT

Exceeds a limit related to a matching function.

UNKNOWN

Specific limit that has been exceeded is unknown (the client may be of an
older version than the server).